八年級英語下Unit3 Section A課件人教新目標版

What were you doing when the UFO arrived？Unit 3SectionA(1a-1c)學習目標學習目標 1.掌握本課重點單詞和短語. 2.掌握過去進行時態(tài). 3.掌握在過去進行時中,連詞when,while引導的時間狀語 從句. 4.培養(yǎng) 學生團隊合作和熱愛科學勇于探索的精神. Peters motherPeters fatherPeterPeters brotherbedroomliving roombathroomkitchenIm Peter.This is my home.What is she doing ?Where is Peters mother?She is in the kitchen.Where was Peters mother when I visited?She was in the kitchen.She was cooking dinner when you visited.She is cooking dinner.What was she doing when I visited?He was in the living room.He was watching TV when you visited.Where is Peters father?He is in the living room.What is he doing ?He is watching TV.Where was Peters father when I visited?What was he doing when I visited?He was in the bedroom.He was sleeping when you visited.Where is Peter?He is in the bedroom.What is he doing ?He is sleeping .Where was Peter when I visited?What was he doing when I visited?He was in the bathroom.He was taking a shower when you visited.Where is Peters brother?He is in the bathroom.What is he doing ?He is taking a shower.Where was Peters brother when I visited?What was he doing when I visited? Who Where What PeterPeters motherPeters fatherPeters brotherPeters grandfather Where was_when Miss Wang visited?What was _ doing when Miss Wang visited?bacefListeningPair work重點、難點分析重點、難點分析 1. 過去進行時：表示在過去某一時間內(nèi)正在過去進行時：表示在過去某一時間內(nèi)正在進行的動作。進行的動作。 構(gòu)成：構(gòu)成：was / were + 現(xiàn)在分詞現(xiàn)在分詞 （其中（其中was是是am、is的過去式，的過去式，were是是are的過去式）的過去式） eg. 1) I was doing my homework then . 那時，我正在做作業(yè)。那時，我正在做作業(yè)。 2) He was cooking in the kitchen at 12 oclock yesterday . 昨天昨天12點，他正在廚房燒飯。點，他正在廚房燒飯。重點、難點分析重點、難點分析 用法：用法：1）過去進行時表現(xiàn)過去某一時刻正在）過去進行時表現(xiàn)過去某一時刻正在進行的動作。進行的動作。 eg. She was writing a letter when I came in . 我進來時，她正在寫封信。我進來時，她正在寫封信。 2）過去進行時還表示過去某階段正在進行）過去進行時還表示過去某階段正在進行的動作。的動作。 eg. They were waiting for you yesterday . 他們昨天一直在等你。他們昨天一直在等你。 以以when和和while引導的時間狀語從句引導的時間狀語從句 1）延續(xù)性動詞和非延續(xù)性動詞）延續(xù)性動詞和非延續(xù)性動詞 延續(xù)性動詞指動作可以延續(xù)一段時間，而不是瞬間延續(xù)性動詞指動作可以延續(xù)一段時間，而不是瞬間結(jié)束。結(jié)束。 如：如：work、study、drink、eat等。等。 非延續(xù)性動詞指動作極為短暫，瞬間結(jié)束。非延續(xù)性動詞指動作極為短暫，瞬間結(jié)束。 如：如：start、begin、hit、jump、knock等。等。 以以when和和while引導的時間狀語從句引導的時間狀語從句 while表示表示“在在的時候的時候”、“在在期間期間”。它強調(diào)主句的動作與從句的動作同時發(fā)生或主句的動它強調(diào)主句的動作與從句的動作同時發(fā)生或主句的動作發(fā)生在從句的動作過程中。作發(fā)生在從句的動作過程中。while從句中必須是表示從句中必須是表示動作或狀態(tài)的延續(xù)性動詞。如：動作或狀態(tài)的延續(xù)性動詞。如： The weather was fine while we were in Beijing . She called while I was out . 如果主句的動作在從句的動作過程中發(fā)生，從句常如果主句的動作在從句的動作過程中發(fā)生，從句常用進行時。如。用進行時。如。 While we were swimming someone stole our clothes . Dont talk so loud while others are working .總結(jié)總結(jié) 1. when可指時間點，又可指時間段，從句中可用延可指時間點，又可指時間段，從句中可用延續(xù)性動詞，也可用非延續(xù)性動詞。續(xù)性動詞，也可用非延續(xù)性動詞。 2. while總是指一個時間段，從句中必須用延續(xù)性動總是指一個時間段，從句中必須用延續(xù)性動詞。詞。Exercises1.昨天早上昨天早上9點鐘你在干什么點鐘你在干什么?What were you doing at 9 oclock yesterday morning? 2.當當不明飛行物起飛時不明飛行物起飛時,小明正在騎自行車小明正在騎自行車.XiaoMing was riding his bike when the UFO took off. 3.在在那時那時,他們正在做家庭作業(yè)他們正在做家庭作業(yè).They were doing their homework at that time.4.今天早晨當我給你打電話的時候你正在干什么？今天早晨當我給你打電話的時候你正在干什么？What were you doing when I called you up this morning?2345語言點解釋語言點解釋 9. At around ten oclock in the morning . 在上午，在早晨在上午，在早晨 in the morning 在下午在下午 in the afternoon 在晚上在晚上 in the evening 在十點鐘左右在十點鐘左右at around ten oclock 在正午在正午 at noon 在晚上在晚上 at night *請注意介詞的不同請注意介詞的不同語言點解釋語言點解釋 10. take off （1）脫下）脫下eg. Please take off your coat . Its warm in the room . 請脫下大衣，屋子里面很暖和。請脫下大衣，屋子里面很暖和。 （2）起飛）起飛eg. The girl was eating the icecream when the UFO took off . 當當UFO起飛的時候，那個女孩正在吃冰激淋。起飛的時候，那個女孩正在吃冰激淋。 語言點解釋語言點解釋 11. talk on the phone通過電話談話通過電話談話 注意：這里要用介詞注意：這里要用介詞on 12. get out of the shower洗完澡出來洗完澡出來 get out of the UFO從從UFO中出來中出來 get out出來出來語言點解釋語言點解釋 13. I was walking down the street when a UFO landed right in front of me . 當一個當一個UFO恰好落在我面前的時候，我正在街上走。恰好落在我面前的時候，我正在街上走。 right在這里是副詞，在這里是副詞，“恰好恰好”“”“正好正好”的意思，表的意思，表示強調(diào)。示強調(diào)。 例如例如right now（現(xiàn)在）（現(xiàn)在） right here（就在這兒）（就在這兒） right in front of me恰好在我前面恰好在我前面語言點解釋語言點解釋 14. be surprised（某人）很吃驚（某人）很吃驚 eg. He was surprised when I saw him . 我看見他的時候，他很吃驚。我看見他的時候，他很吃驚。 另外，另外，surprise sb.指指“讓某人吃驚讓某人吃驚” eg. I dont want to surprise you . 我不想讓你吃驚。我不想讓你吃驚。語言點解釋語言點解釋 15. Before the police arrived , the alien left the shop . 在警方到達之前，外星人離開了商店。在警方到達之前，外星人離開了商店。 before“在在之前之前”引導時間狀語從句引導時間狀語從句 16. be scared（某人）給嚇壞了，害怕了（某人）給嚇壞了，害怕了 eg. He was scared when he heard the strange voice . 當他聽到了那個奇怪的聲音，他害怕了。當他聽到了那個奇怪的聲音，他害怕了。 17. run away逃跑逃跑 18. walk around the station在車站走來在車站走來走去走去語言點解釋語言點解釋 19. She didnt think about looking outside the station . 她沒想到過要往車站外面看一看。 think about考慮 looking outside the station 是動名詞短語，做think about的賓語。 look outside往外看 While Hai Yan was at the doctors , I was going to class . 當海燕在診所的時候，我正要去上課。 at the doctors在診所（醫(yī)院） at the barbers在理發(fā)店學習目標學習目標1.掌握本課重點單詞和短語.2.掌握過去進行時.3.掌握在過去進行時中,when,while引導的時間狀語從句.4.培養(yǎng)學生團隊合作和熱愛科學勇于探索的精神.課堂練習 二. 用when，while填空 1. _ the alien was in the museum , I called the police . 2. The boy was walking down the street _ a UFO landed . 3. _ the alien was visiting the museum , the boy called the TV station . 4. I was cleaning my room _ the fire broke out . 5. _ Linda was shouting his name , some people looked at her . 6. _ Linda finally saw Davy , he was jumping with a dog .WhilewhenWhilewhenWhileWhen課堂練習 三三. . 連詞成句連詞成句 1. UFO , the , when , where , you , were , arrived 1. UFO , the , when , where , you , were , arrived _?_? was , I , in , bedroom , my was , I , in , bedroom , my _ . _ . 2. shopping , was , the girl , she , the alien , saw , 2. shopping , was , the girl , she , the alien , saw , get out , when get out , when _. _. 3. landed , A UFO , on , Street , Center 3. landed , A UFO , on , Street , Center _ . _ . 4. New York , they , went , to , last , Saturday 4. New York , they , went , to , last , Saturday _. _.課堂練習課堂練習 四四. . 翻譯下列句子翻譯下列句子 1. 1. 當我在廚房做飯的時候，我看見他進來。當我在廚房做飯的時候，我看見他進來。 _ 2. 2. 那時，我正站在圖書館前面。那時，我正站在圖書館前面。 _ 3. 3. 當那個女孩正在買東西的時候，外星人出來了。當那個女孩正在買東西的時候，外星人出來了。 _ 4. 4. 你能想像到，它是多么奇怪呀！你能想像到，它是多么奇怪呀！ _ 5. 5. 上周日，我有一次不尋常的經(jīng)歷。上周日，我有一次不尋常的經(jīng)歷。 _Unit3Section Bdba dafcbPair workshoppingget outtook offlandedshoutReading